US Bridges

SR1534 over Gum Swamp

Good

Martin County, North Carolina · 0.4 MI W. JCT SR 1533 · Structure no. 000000001170188

Built
2001
24 years old
Condition
Good
inspected April 2024
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
490
2015 count
Owner
State
State Highway Agency

About this bridge

SR1534 over Gum Swamp is a prestressed concrete slab carrying SR1534 over Gum Swamp in Martin County, North Carolina. It was built in 2001, so it is 24 years old, younger than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 490 vehicles a day, roughly 6% of them trucks, projected to reach 980 by 2040. The structure is 60 ft (18.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1534
CrossesGum Swamp
Location0.4 MI W. JCT SR 1533
RouteState Highway 1534
Coordinates35.69487, -77.06186
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating50.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length60 ft (18.2 m)
Longest span58 ft (17.6 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2015)
Projected traffic980 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1534 over Gum Swamp built?

It was built in 2001, making it 24 years old in 2025.

What condition is SR1534 over Gum Swamp in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does SR1534 over Gum Swamp carry?

About 490 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR1534 over Gum Swamp?

The structure is 60 ft (18.2 m) long with a longest span of 58 ft (17.6 m) and a deck 27 ft wide.

Who owns SR1534 over Gum Swamp?

It is owned by the State Highway Agency.